-French: the approach to the village of Montréjeau had good highways. The access to Montréjeau is in the road A-64 (E-80) between Tarbes and Toulousse. From Montréjeau we’ll follow to Bagnères de Luchon. In Luchon we’ll follow the signals “Col de Peyresourde”. After 2-3 km in the village of Cazeaux de Larboust is the entry to the road of Granges d’Astau (1160m).

-Spanish: the access is possible at West in tunnel of Bielsa, or at the East, in the tunnel of Vielha.

-Approach to Bielsa: from Huesca to Ainsa. In Bielsa you’ll take the tunnel of Aragnouet-Bielsa to France. It’s necessary to reach the village of Arreau to turn to the east to Val Louron, the first valley of Luchon, or following across the Col of Peyresourde (1569m) and before of Bagnères de Luchon is the access (see above).

-Approach to Vielha: from the city of Lleida to village of Pont de Suert (N-230), and across the tunnel of Vielha you’ll entry in valley of Aran. Before the village of Bosost is the road to Col du Portillon (1293m) to cross the border to France. The road D-618 go directly to Bagnères-de-Luchon.

Route:
Slope: 800m.
Time: 2h.
Type: walk-up.

The route to the Refuge is not long but you can to make the approach the previous day to the climb (a mountain as Quayrat with 3060m supose a slope of 1900m from Granges d'Astau and it's the best option spend the night in the Refuge). The path is good signaled across the Lac d'Oô with bar and restaurant (no lodges) and the next Hut, the Refuge d'Espingo in the lake of same name.